Poplarville, MS, United States of America

James Stewart

This inventor holds 1 USPTO granted patent. Top assignee: Marine Power, Inc.. Active years: 1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James Stewart. Retrieved from https://idiyas.com/inventor/james-stewart-jusail4f

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1995

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1 patent (USPTO):Explore Patents

Title: The Innovations of James Stewart: A Pioneering Inventor in Marine Propulsion

Introduction

James Stewart, an innovative inventor based in Poplarville, Mississippi, has made significant strides in the field of marine propulsion. With one patent to his name, Stewart has contributed to improving the efficiency and reliability of marine jet propulsion systems. His notable invention highlights the intersection of engineering and environmental considerations in maritime applications.

Latest Patents

Stewart's patent, titled “Enclosed Shaft System for Marine Jet Propulsion Drives,” introduces a novel enclosed shaft system specifically designed for tunnel jet drive marine propulsion systems. This invention enhances lubrication and coolant delivery compared to previous designs. The system ingeniously uses the water flow driven by the propeller not only for propulsion but also for cooling the engine and lubricating the cutlass bearings, improving overall performance and reducing maintenance needs.

Career Highlights

Working at Marine Power, Inc., James Stewart has focused his career on marine engineering and propulsion technologies. His work emphasizes addressing challenges within harsh maritime environments where traditional propeller systems may falter. Stewart's contributions reflect a commitment to advancing marine technology and operational efficiency.

Collaborations

Throughout his career, Stewart has collaborated with skilled individuals such as Eddie Allbright and Bert Schmidt. These partnerships have enabled a diverse exchange of ideas and fostered an environment conducive to innovation, pushing the boundaries of what is possible in marine propulsion.

Conclusion

James Stewart stands as a testament to the power of innovation in engineering. His enclosed shaft system represents a significant technological advancement in the marine industry, promoting sustainability and efficiency. With ongoing support from his colleagues and company, Stewart’s work is poised to leave a lasting impact on marine propulsion technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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